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authorsanine <sanine.not@pm.me>2023-11-10 20:05:18 -0600
committersanine <sanine.not@pm.me>2023-11-10 20:05:18 -0600
commit2160d6cf566df60a4a2b190965152cd8d5cb5fad (patch)
tree1c2adcf281f90d6d1b3e0dcb13865059f23742cd /src/simulation
parent984f07a24d3d377c13358fc5533c0eda383858f5 (diff)
add place action
Diffstat (limited to 'src/simulation')
-rw-r--r--src/simulation/actions.js21
-rw-r--r--src/simulation/actions.test.js45
2 files changed, 65 insertions, 1 deletions
diff --git a/src/simulation/actions.js b/src/simulation/actions.js
index 0f1a767..8a4e8f0 100644
--- a/src/simulation/actions.js
+++ b/src/simulation/actions.js
@@ -78,8 +78,27 @@ const turn_right = {
};
+const place = {
+ size: 1,
+ propose: (world, agent, head) => {
+ if (head[0] < threshold) { return []; }
+ else {
+ const dx = { n: 0, e: 1, s: 0, w: -1 }[agent.flags.orientation];
+ const dy = { n: -1, e: 0, s: 1, w: 0 }[agent.flags.orientation];
+ return [
+ { lattice_changes: [{
+ x: agent.x + dx, y: agent.y + dy,
+ from: 'empty', to: 'mutable',
+ flags: { emit: [1, 0, 0, 0, 0, 0, 0, 0] },
+ }]}
+ ];
+ }
+ },
+};
+
+
export const actions = [
- move_forward, move_backward, turn_left, turn_right,
+ move_forward, move_backward, turn_left, turn_right, place,
];
diff --git a/src/simulation/actions.test.js b/src/simulation/actions.test.js
index 04111f1..e94605d 100644
--- a/src/simulation/actions.test.js
+++ b/src/simulation/actions.test.js
@@ -6,6 +6,7 @@ import { actions } from './actions.js';
const [
move_forward, move_backward,
turn_left, turn_right,
+ place,
...rest
] = actions;
@@ -114,3 +115,47 @@ test("turn_right", () => {
});
+test("place", () => {
+ const n = { id: 0, x: 0, y: 0, flags: { orientation: 'n' } };
+ const s = { id: 0, x: 0, y: 0, flags: { orientation: 's' } };
+ const e = { id: 0, x: 0, y: 0, flags: { orientation: 'e' } };
+ const w = { id: 0, x: 0, y: 0, flags: { orientation: 'w' } };
+
+ expect(place.propose(null, n, [1])).toEqual([
+ { lattice_changes: [
+ {
+ x: 0, y: -1, from: 'empty', to: 'mutable',
+ flags: { emit: [1, 0, 0, 0, 0, 0, 0, 0] }
+ }
+ ]}
+ ]);
+ expect(place.propose(null, s, [1])).toEqual([
+ { lattice_changes: [
+ {
+ x: 0, y: 1, from: 'empty', to: 'mutable',
+ flags: { emit: [1, 0, 0, 0, 0, 0, 0, 0] }
+ }
+ ]}
+ ]);
+ expect(place.propose(null, e, [1])).toEqual([
+ { lattice_changes: [
+ {
+ x: 1, y: 0, from: 'empty', to: 'mutable',
+ flags: { emit: [1, 0, 0, 0, 0, 0, 0, 0] }
+ }
+ ]}
+ ]);
+ expect(place.propose(null, w, [1])).toEqual([
+ { lattice_changes: [
+ {
+ x: -1, y: 0, from: 'empty', to: 'mutable',
+ flags: { emit: [1, 0, 0, 0, 0, 0, 0, 0] }
+ }
+ ]}
+ ]);
+
+ expect(place.propose(null, n, [0])).toEqual([]);
+ expect(place.propose(null, s, [-1])).toEqual([]);
+ expect(place.propose(null, e, [0])).toEqual([]);
+ expect(place.propose(null, w, [-1])).toEqual([]);
+});